Input Channel Editor: fix MIDI Pitch Wheel processing
Input Channel Editor: fix MIDI Pitch Wheel processing

mcallegari/qlcplus,sbenejam/qlcplus,kripton/qlcplus,plugz/qlcplus,kripton/qlcplus,kripton/qlcplus,sbenejam/qlcplus,kripton/qlcplus,sbenejam/qlcplus,plugz/qlcplus,kripton/qlcplus,plugz/qlcplus,sbenejam/qlcplus,mcallegari/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,plugz/qlcplus,kripton/qlcplus,plugz/qlcplus,sbenejam/qlcplus,plugz/qlcplus,plugz/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,mcallegari/qlcplus,mcallegari/qlcplus,kripton/qlcplus,mcallegari/qlcplus